Prosthetic sock



FIG. 1 is a perspective view of a prosthetic sock showing my new design;

FIG. 2 is a front elevational view of the prosthetic sock;

FIG. 3 is a rear elevational view of the prosthetic sock;

FIG. 4 is a right side elevational view of the prosthetic sock;

FIG. 5 is a left side elevational view of the prosthetic sock;

FIG. 6 is a top view of the prosthetic sock;

FIG. 7 is a bottom view of the prosthetic sock; and,

FIG. 8 is a perspective view of the prosthetic sock applied to a below-knee stump of an individual.

The broken lines of the Figures illustrate environmental structure and portions of the prosthetic sock which form no part of the claimed design. 

The ornamental design for a prosthetic sock, as shown and described. 